00634naa#a2200181#i#450# EN\\bibl\44014 20240504092117.6 2686-9896 20220110b2022####ek#y0engy0150####ca RU INCREASE IN ENERGY INDICATORS OF COAL Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2022 1 с. Journal article local Электроэнергетика. 44.29 grnti Konovalov Yuriy Vasil'evich Poldneva Ol'ga Igorevna angtu.editorum.ru